Ipswitch IMail 6.06 From Header memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Ipswitch IMail 6.06. It has been classified as critical. The impacted element is an unknown function of the component From Header Handler. This manipulation causes memory corruption. This vulnerability appears as CVE-2001-0494. In addition, an exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as critical was found in Ipswitch IMail 6.06 (Mail Server Software). Affected by this vulnerability is an unknown code block of the component From Header Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in IPSwitch IMail SMTP server 6.06 and possibly prior versions allows remote attackers to execute arbitrary code via a long From: header.

The weakness was presented 04/24/2001 by Riley Hassell and Marc Maiffret (DiGiT) with eEye Digital Security as not defined posting (Bugtraq). It is possible to read the advisory at archives.neohapsis.com. This vulnerability is known as CVE-2001-0494. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but an exploit is available.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 10994 (IPSwitch IMail SMTP Multiple Vulnerabilities (OF, DoS)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SMTP problems and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 74096 (Ipswitch IMail SMTP Buffer Overflow Vulnerability).

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at X-Force (6445), Tenable (10994), SecurityFocus (BID 2651†), OSVDB (5610†) and Vulnerability Center (SBV-2136†). See VDB-16449 for similar entry. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 10994
Nessus Name: IPSwitch IMail SMTP Multiple Vulnerabilities (OF, DoS)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 10994
OpenVAS Name: IPSwitch IMail SMTP Buffer Overflow
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

04/24/2001 🔍
04/24/2001 +0 days 🔍
04/24/2001 +0 days 🔍
06/27/2001 +64 days 🔍
06/27/2001 +0 days 🔍
06/05/2002 +343 days 🔍
09/18/2003 +470 days 🔍
04/09/2004 +203 days 🔍
07/04/2014 +3738 days 🔍
10/06/2025 +4112 days 🔍

Sourcesinfo

Vendor: ipswitch.com

Advisory: archives.neohapsis.com
Researcher: Riley Hassell, Marc Maiffret (DiGiT)
Organization: eEye Digital Security
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2001-0494 (🔍)
GCVE (CVE): GCVE-0-2001-0494
GCVE (VulDB): GCVE-100-16903
X-Force: 6445
SecurityFocus: 2651 - IPSwitch IMail SMTP Buffer Overflow Vulnerability
OSVDB: 5610 - Ipswitch IMail SMTP Server Overflow
Vulnerability Center: 2136 - Buffer Overflow in IPSwitch Imail SMTP Server <= 6.06 Allows Code Execution, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 07/04/2014 17:59
Updated: 10/06/2025 07:02
Changes: 07/04/2014 17:59 (69), 05/13/2019 09:06 (11), 10/06/2025 07:02 (20)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!